2001 Allison HD4060P, Truck Delivery, Transmission Assys, Fits to: Spartan Gladiator, (Used) 2000 Allison, TRANSMISSION ASSEMBLY- Model: HD4060P, Serial Number: 6610079253, Engine Model: SERIES 60, Part Number: E002310, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921, Serial# 6610079253, Casting# 6610079253, Truck Year 2001 4S7AU40981C039416